1. Department of Gastroenterology and Hepatology, University Hospital Ghent , Ghent , Belgium
2. Department of Gastroenterology and Hepatology, VITAZ , Sint-Niklaas , Belgium
3. Department of Gastroenterology, Hospital Universitario de Galdakao, Biocruces Bizkaia Health Research Institute , Vizcaya , Spain
4. Department of Gastroenterology, Erasme University Hospital , Brussels , Belgium
5. Department of Gastroenterology – Algarve Universitary Medical Center , Lisbon , Portugal
6. University Hospital of Larissa - IBD unit, Department of Gastroenterology, Faculty of Medicine, School of Health Sciences, University of Thessaly , Larisa , Greece
7. Gastroenterology and Hepatology Center Fundeni Clinical Institute, Carol Davila University of Medicine Bucharest , Bucharest , Romania
8. Imelda GI Clinical Research Center, Department of Gastroenterology, Imelda General Hospital , Bonheiden , Belgium
9. Department of Gastroenterology, University Hospital Heraklion , Heraklion , Greece
10. Department of Gastroenterology and Hepatology, Hospital Santa Maria, Centro Hospital Universitario de Liboa Norte , Lisbon , Portugal
11. Department of Gastroenterology, Venizeleio General Hospital , Heraklion , Greece
12. Department of Gastroenterology, AZ Delta , Roeselare , Belgium
13. Inflammatory Bowel Diseases Unit, Department of Gastroenterology, Hospital Clinico Universitario de Santiago, Fundación Instituto de investigación Sanitaria de Santiago de Compostela, Santiago de Compostela , Spain
14. Department of Gastroenterology, AZ Sint-Lucas , Ghent , Belgium
15. Hospital Universitario de La Princesa, Instituto de Investigación Sanitaria Princesa [IIS-Princesa], Universidad Autónoma de Madrid [UAM], Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas [CIBEREHD] , Madrid , Spain
16. Department of Gastroenterology, Dietetics and Internal Medicine, Poznan University of Medical Sciences , Poznan , Poland
17. Edinburgh IBD unit, Western General Hospital , Edinburgh , UK
18. Department of Gastroenterology, Gazi University , Ankara , Turkey
19. Department of Gastroenterology and Hepatology, Hospital Universitario Ramon y Cajal , Madrid , Spain
20. Department of Gastroenterology, Hospital Beatriz Ângelo , Loures , Portugal
21. Department of Gastroenterology, AZ Klina , Brasschaat , Belgium
22. Department of Gastroenterology and Hepatology, University Hospital Antwerp, Laboratory of Experimental Medicine and Pediatrics [LEMP], University of Antwerp , Antwerp , Belgium
23. Centro de Investigacion Biomédica en Red de Enfermedades Hepaticas y Digestivas, Hospital Department of Gastroenterology and Hepatology, Universitario Germans Trias i Pujol , Barcelona , Spain
24. Department of Hepato-Gastroenterology and Digestive Oncology, CHU Bordeaux, Hôpital Haut Levêque , Bordeaux , France
25. IBD unit, Hospital del Mar , Barcelona , Spain
26. Department of Gastroenterology, Hospital and University of Coimbra , Coimbra , Portugal